<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<script type="text/javascript"  src="vue.js"></script>
<body>
    <div id="ap">
        <b>{{hello}}</b>

    </div>

    
</body>
<script>
    var v=new Vue({
        el:'#ap',
        data:{
            hello:'我要学vue'
        }
    })
</script>

</html>